#include <iostream>
#include <unistd.h>

using namespace std;

class Init
{
public:
    Init()
    {
        cout << "hello, snowdragon writed" << endl;
    }
};

Init it0;       //全局变量在程序开始时就有了
Init it1;
Init it2;
Init it3;
Init it4;
Init it5;
Init it6;

int main()
{
    sleep(10);
    return 0;
}